A new study suggests there may be more likely dangers lurking in the bathroom. Scientists in the US used an ultra sensitive method to detect bacteria in shower-heads in bathrooms across the country.Results showed that around 30 percent of shower-heads had "significant amounts" of Mycobacterium avium, a bacterium linked to breathing illnesses that most often infects people in poor health but can also cause illness in healthy individuals.

“It is inadmissible that people should either justify poorly executed projects or sympathise with unscrupulous contractors. In my 35 years as an architect, I have never seen a situation where project beneficiaries sympathise with a contractor for doing a bad job.”